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Alnylam Pharmaceuticals

818 hedge funds and large institutions have $59.2B invested in Alnylam Pharmaceuticals in 2025 Q3 according to their latest regulatory filings, with 224 funds opening new positions, 280 increasing their positions, 222 reducing their positions, and 49 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

26% more funds holding

Funds holding: 650818 (+168)

2.26% less ownership

Funds ownership: 101.3%99.03% (-2.3%)

13% less call options, than puts

Call options by funds: $562M | Put options by funds: $649M

Holders
818
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
13
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$562M
Puts
$649M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Wealth Enhancement Advisory Services
226
Wealth Enhancement Advisory Services
Minnesota
$6.68M
FDCDDQ
227
Federation des caisses Desjardins du Quebec
Quebec, Canada
$6.67M
Cetera Investment Advisers
228
Cetera Investment Advisers
Illinois
$6.62M
RIM
229
Rakuten Investment Management
Japan
$6.58M
OAM
230
OP Asset Management
$6.56M
LA
231
Linden Advisors
New York
$6.55M
VPIM
232
Vanguard Personalized Indexing Management
California
$6.38M
AS
233
Aware Super
Australia
$6.23M
TAF
234
Tredje AP-fonden
Sweden
$6.14M
Wealthfront Advisers
235
Wealthfront Advisers
California
$6.12M
HFS
236
Hantz Financial Services
Michigan
$6M
PNC Financial Services Group
237
PNC Financial Services Group
Pennsylvania
$5.98M
Holocene Advisors
238
Holocene Advisors
New York
$5.97M
AAP
239
Arax Advisory Partners
Colorado
$5.97M
CCIA
240
Campbell & Co Investment Adviser
Maryland
$5.79M
FCM
241
Fieldview Capital Management
Michigan
$5.77M
Public Employees Retirement Association of Colorado
242
Public Employees Retirement Association of Colorado
Colorado
$5.67M
TI
243
Trexquant Investment
Connecticut
$5.65M
Nordea Investment Management
244
Nordea Investment Management
Sweden
$5.65M
Credit Agricole
245
Credit Agricole
France
$5.64M
Nisa Investment Advisors
246
Nisa Investment Advisors
Missouri
$5.53M
CIBC World Market
247
CIBC World Market
Ontario, Canada
$5.52M
AssetMark Inc
248
AssetMark Inc
California
$5.43M
ZIM
249
Zacks Investment Management
Illinois
$5.43M
Comerica Bank
250
Comerica Bank
Texas
$5.38M